8310880000

素因数分解:

$2^8\times 5^4\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:572

約数の個数: 180

約数和(自身を含む): 20944295680

約数和(自身を除く): 12633415680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 127, 128, 160, 200, 250, 254, 256, 320, 400, 409, 500, 508, 625, 635, 640, 800, 818, 1000, 1016, 1250, 1270, 1280, 1600, 1636, 2000, 2032, 2045, 2500, 2540, 3175, 3200, 3272, 4000, 4064, 4090, 5000, 5080, 6350, 6400, 6544, 8000, 8128, 8180, 10000, 10160, 10225, 12700, 13088, 15875, 16000, 16256, 16360, 20000, 20320, 20450, 25400, 26176, 31750, 32000, 32512, 32720, 40000, 40640, 40900, 50800, 51125, 51943, 52352, 63500, 65440, 79375, 80000, 81280, 81800, 101600, 102250, 103886, 104704, 127000, 130880, 158750, 160000, 162560, 163600, 203200, 204500, 207772, 254000, 255625, 259715, 261760, 317500, 327200, 406400, 409000, 415544, 508000, 511250, 519430, 523520, 635000, 654400, 812800, 818000, 831088, 1016000, 1022500, 1038860, 1270000, 1298575, 1308800, 1636000, 1662176, 2032000, 2045000, 2077720, 2540000, 2597150, 2617600, 3272000, 3324352, 4064000, 4090000, 4155440, 5080000, 5194300, 6492875, 6544000, 6648704, 8180000, 8310880, 10160000, 10388600, 12985750, 13088000, 13297408, 16360000, 16621760, 20320000, 20777200, 25971500, 32464375, 32720000, 33243520, 41554400, 51943000, 64928750, 65440000, 66487040, 83108800, 103886000, 129857500, 166217600, 207772000, 259715000, 332435200, 415544000, 519430000, 831088000, 1038860000, 1662176000, 2077720000, 4155440000, 8310880000]

約数ペア:

[(1, 8310880000), (2, 4155440000), (4, 2077720000), (5, 1662176000), (8, 1038860000), (10, 831088000), (16, 519430000), (20, 415544000), (25, 332435200), (32, 259715000), (40, 207772000), (50, 166217600), (64, 129857500), (80, 103886000), (100, 83108800), (125, 66487040), (127, 65440000), (128, 64928750), (160, 51943000), (200, 41554400), (250, 33243520), (254, 32720000), (256, 32464375), (320, 25971500), (400, 20777200), (409, 20320000), (500, 16621760), (508, 16360000), (625, 13297408), (635, 13088000), (640, 12985750), (800, 10388600), (818, 10160000), (1000, 8310880), (1016, 8180000), (1250, 6648704), (1270, 6544000), (1280, 6492875), (1600, 5194300), (1636, 5080000), (2000, 4155440), (2032, 4090000), (2045, 4064000), (2500, 3324352), (2540, 3272000), (3175, 2617600), (3200, 2597150), (3272, 2540000), (4000, 2077720), (4064, 2045000), (4090, 2032000), (5000, 1662176), (5080, 1636000), (6350, 1308800), (6400, 1298575), (6544, 1270000), (8000, 1038860), (8128, 1022500), (8180, 1016000), (10000, 831088), (10160, 818000), (10225, 812800), (12700, 654400), (13088, 635000), (15875, 523520), (16000, 519430), (16256, 511250), (16360, 508000), (20000, 415544), (20320, 409000), (20450, 406400), (25400, 327200), (26176, 317500), (31750, 261760), (32000, 259715), (32512, 255625), (32720, 254000), (40000, 207772), (40640, 204500), (40900, 203200), (50800, 163600), (51125, 162560), (51943, 160000), (52352, 158750), (63500, 130880), (65440, 127000), (79375, 104704), (80000, 103886), (81280, 102250), (81800, 101600)]